Notes: C, Eb, and A - Key: C - Origin: Peruvian - Category: Tetratonic Scales
The C Peruvian tritonic 2 uses four notes per octave. Because of this same reason it is a member of the so called Tetratonic -scales that have Four-note (or Four-tone). On the piano keyboard, it is made up of one black keys: Eb and two white keys: C, and A. This combination makes this scale - as well as the C Peruvian major, C Peruvian minor, and C Peruvian Pentatonic 1 - as great choices for composing or improvising Peruvian music.
If we take a look a the key signature of the C Peruvian tritonic 2 Scale we can find it has one flats and no sharps. Therefore, on sheet music you will find one accidentals on the score. The notes of this scale are: C, Eb, and A.